Documentation

Explore your data schema with Flux

Flux provides functions that let you explore the structure and schema of your data stored in InfluxDB.

Functions in the schema package are not supported in the Flux REPL.

List buckets

Use buckets() to list buckets in your organization.

buckets()
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View example buckets() output

List measurements

Use schema.measurements() to list measurements in a bucket. By default, this function returns results from the last 30 days.

import "influxdata/influxdb/schema"

schema.measurements(bucket: "example-bucket")
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View example schema.measurements() output

List field keys

Use schema.fieldKeys to list field keys in a bucket. By default, this function returns results from the last 30 days.

import "influxdata/influxdb/schema"

schema.fieldKeys(bucket: "example-bucket")
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View example schema.fieldKeys() output

List fields in a measurement

Use schema.measurementFieldKeys to list field keys in a measurement. By default, this function returns results from the last 30 days.

import "influxdata/influxdb/schema"

schema.measurementFieldKeys(
    bucket: "example-bucket",
    measurement: "example-measurement",
)
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View example schema.measurementFieldKeys() output

List tag keys

Use schema.tagKeys() to list tag keys in a bucket. By default, this function returns results from the last 30 days.

import "influxdata/influxdb/schema"

schema.tagKeys(bucket: "example-bucket")
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View example schema.tagKeys() output

List tag keys in a measurement

Use schema.measurementTagKeys to list tag keys in a measurement. By default, this function returns results from the last 30 days.

import "influxdata/influxdb/schema"

schema.measurementTagKeys(
    bucket: "example-bucket",
    measurement: "example-measurement",
)
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View example schema.measurementTagKeys() output

List tag values

Use schema.tagValues() to list tag values for a given tag in a bucket. By default, this function returns results from the last 30 days.

import "influxdata/influxdb/schema"

schema.tagValues(bucket: "example-bucket", tag: "example-tag")
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View example schema.tagValues() output

List tag values in a measurement

Use schema.measurementTagValues to list tag values for a given tag in a measurement. By default, this function returns results from the last 30 days.

import "influxdata/influxdb/schema"

schema.measurementTagValues(
    bucket: "example-bucket",
    tag: "example-tag",
    measurement: "example-measurement",
)
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View example schema.measurementTagValues() output


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The future of Flux

Flux is going into maintenance mode. You can continue using it as you currently are without any changes to your code.

Read more

InfluxDB 3 Core and Enterprise are now in Beta

InfluxDB 3 Core and Enterprise are now available for beta testing, available under MIT or Apache 2 license.

InfluxDB 3 Core is a high-speed, recent-data engine that collects and processes data in real-time, while persisting it to local disk or object storage. InfluxDB 3 Enterprise is a commercial product that builds on Core’s foundation, adding high availability, read replicas, enhanced security, and data compaction for faster queries. A free tier of InfluxDB 3 Enterprise will also be available for at-home, non-commercial use for hobbyists to get the full historical time series database set of capabilities.

For more information, check out:

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